Fund Holdings — Atika Capital Management LLC

Total Portfolio Value:
$718.15M
Total Bought:
$255.83M
Total Sold:
$740.85M
Net Transaction:
-$485.02M
Securities
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SharesValue
Q3 2025
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Q4 2025
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Change
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Q3 2025
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Q4 2025
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Weight (%)
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Change
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Vertiv Holdings CoCL A(VRT)613,100636,100+23,000$92.49M$103.05M14.35%+$10.56M
Eli Lilly and Company(LLY)41,10041,1000$31.36M$44.17M6.15%+$12.81M
Intuitive Surgical, Inc.(ISRG)57,23657,216-20$25.60M$32.40M4.51%+$6.81M
Teva Pharmaceutical Industries LimitedADS(TEVA)224,000717,000+493,000$4.52M$22.38M3.12%+$17.85M
Shopify Inc.CL A(SHOP)78,500124,000+45,500$11.67M$19.96M2.78%+$8.29M
Madrigal Pharmaceuticals, Inc.(MDGL)034,000+34,000$0$19.80M2.76%+$19.80M
BWX Technologies, Inc.(BWXT)217,400108,900-108,500$40.08M$18.82M2.62%-$21.26M
Amazon.com, Inc.(AMZN)397,04980,000-317,049$87.18M$18.47M2.57%-$68.71M
Cogent Biosciences, Inc.(COGT)0506,000+506,000$0$17.97M2.50%+$17.97M
Netflix, Inc.(NFLX)18,000180,000+162,000$21.58M$16.88M2.35%-$4.70M
Talen Energy Corporation(TLN)69,30042,100-27,200$29.48M$15.78M2.20%-$13.70M
Seagate Technology Hldngs
ORD SHS
118,09651,907-66,189$27.88M$14.29M1.99%-$13.58M
Ciena Corporation(CIEN)80,00060,000-20,000$11.65M$14.03M1.95%+$2.38M
EchoStar CorporationCL A(ECHO)69,000124,806+55,806$5.27M$13.57M1.89%+$8.30M
Tesla, Inc.(TSLA)31,00030,000-1,000$13.79M$13.49M1.88%-$294.7K
Insmed Incorporated(INSM)95,00077,200-17,800$13.68M$13.44M1.87%-$245.1K
Alphabet Inc.CL C(GOOG)042,200+42,200$0$13.24M1.84%+$13.24M
Terns Pharmaceuticals Inc0321,165+321,165$0$12.98M1.81%+$12.98M
MasTec, Inc.(MTZ)39,50055,998+16,498$8.41M$12.17M1.69%+$3.77M
MercadoLibre, Inc.(MELI)7,9305,947-1,983$18.53M$11.98M1.67%-$6.55M
Guardant Health, Inc.(GH)133,000108,000-25,000$8.31M$11.03M1.54%+$2.72M
Cloudflare, Inc.CL A(NET)98,01054,900-43,110$21.03M$10.82M1.51%-$10.21M
Five Below, Inc.(FIVE)45,50056,200+10,700$7.04M$10.59M1.47%+$3.55M
DoorDash, Inc.CL A(DASH)63,20146,000-17,201$17.19M$10.42M1.45%-$6.77M
AppFolio, Inc.CL A(APPF)44,50044,5000$12.27M$10.35M1.44%-$1.91M
Axsome Therapeutics, Inc.(AXSM)49,00055,500+6,500$5.95M$10.14M1.41%+$4.19M
MongoDB, Inc.CL A(MDB)022,326+22,326$0$9.37M1.30%+$9.37M
The RealReal, Inc.(REAL)374,000565,000+191,000$3.98M$8.92M1.24%+$4.94M
HEICO Corporation(HEI)026,300+26,300$0$8.51M1.19%+$8.51M
Lemonade, Inc.(LMND)69,000113,917+44,917$3.69M$8.11M1.13%+$4.42M
QXO, Inc.(QXO)0420,000+420,000$0$8.10M1.13%+$8.10M
Carlisle Companies Incorporated(CSL)025,300+25,300$0$8.09M1.13%+$8.09M
GE Aerospace(GE)33,00025,948-7,052$9.93M$7.99M1.11%-$1.93M
Protagonist Therapeutics83,00086,000+3,000$5.51M$7.51M1.05%+$2.00M
Embraer S.A.ADS(EMBJ)0115,930+115,930$0$7.46M1.04%+$7.46M
ABIVAX Société AnonymeADS(ABVX)69,00055,000-14,000$5.86M$7.42M1.03%+$1.56M
Immunome, Inc.(IMNM)0334,341+334,341$0$7.18M1.00%+$7.18M
TTM Technologies, Inc.(TTMI)0101,473+101,473$0$7.00M0.97%+$7.00M
Roku, Inc.CL A(ROKU)133,00061,000-72,000$13.32M$6.62M0.92%-$6.70M
Ferguson Enterprises Inc.(FERG)29,30029,3000$6.58M$6.52M0.91%-$57.1K
RH(RH)035,000+35,000$0$6.27M0.87%+$6.27M
SharkNinja, Inc.(SN)40,00052,600+12,600$4.13M$5.89M0.82%+$1.76M
Robinhood Markets, Inc.CL A(HOOD)121,00051,500-69,500$17.32M$5.82M0.81%-$11.50M
Dianthus Therapeutics, Inc.(DNTH)0134,528+134,528$0$5.54M0.77%+$5.54M
Curtiss-Wright Corporation(CW)10,0519,882-169$5.46M$5.45M0.76%-$9.4K
Warby Parker Inc.CL A(WRBY)0248,971+248,971$0$5.43M0.76%+$5.43M
Medline Inc.CL A(MDLN)0117,800+117,800$0$4.95M0.69%+$4.95M
BBB Foods Inc.CL A(TBBB)159,000142,282-16,718$4.29M$4.75M0.66%+$464.2K
Figure Technology Solutions, Inc.CL A(FGRS)54,000111,447+57,447$1.96M$4.55M0.63%+$2.59M
Bath & Body Works Inc0225,000+225,000$0$4.52M0.63%+$4.52M
Ascendis Pharma A/SADR(ASND)22,16020,642-1,518$4.41M$4.40M0.61%-$3.9K
Rocket Lab Corporation(RKLB)062,115+62,115$0$4.33M0.60%+$4.33M
Xenon Pharmaceuticals Inc.(XENE)38,00092,506+54,506$1.53M$4.15M0.58%+$2.62M
Alnylam Pharmaceuticals, Inc.(ALNY)22,20610,339-11,867$10.13M$4.11M0.57%-$6.01M
DBV Technologies S.A.ADS(DBVT)0206,881+206,881$0$3.97M0.55%+$3.97M
Kiniksa Pharmaceuticals International, plcCL A(KNSA)093,970+93,970$0$3.88M0.54%+$3.88M
Ionis Pharmaceuticals, Inc.(IONS)21,50047,488+25,988$1.41M$3.76M0.52%+$2.35M
Abercrombie & Fitch CoCL A029,000+29,000$0$3.65M0.51%+$3.65M
Rapt Therapeutics Inc094,245+94,245$0$3.19M0.44%+$3.19M
Applied Optoelectronics, Inc.(AAOI)087,657+87,657$0$3.06M0.43%+$3.06M
Rocket Companies, Inc.CL A(RKT)0130,000+130,000$0$2.52M0.35%+$2.52M
CECO Environmental Corp.(CECO)029,804+29,804$0$1.78M0.25%+$1.78M
Clean Harbors, Inc.(CLH)03,000+3,000$0$703.4K0.10%+$703.4K
Reddit, Inc.CL A(RDDT)02,000+2,000$0$459.7K0.06%+$459.7K
Adobe Inc.(ADBE)38,6980-38,698$13.65M$0—-$13.65M
Arista Networks, Inc.(ANET)231,2080-231,208$33.69M$0—-$33.69M
Asml Holding N VN Y REGISTRY SHS
N Y REGISTRY SHS
8,7400-8,740$8.46M$0—-$8.46M
Broadcom Inc.(AVGO)11,5000-11,500$3.79M$0—-$3.79M
Calix, Inc.(CALX)89,5000-89,500$5.49M$0—-$5.49M
Caris Life Sciences, Inc.(CAI)25,0000-25,000$756.3K$0—-$756.3K
Cidara Therapeutics Inc157,3200-157,320$15.06M$0—-$15.06M
Constellation Energy Corporation(CEG)94,8000-94,800$31.20M$0—-$31.20M
Cyberark Software LtdSHS44,8550-44,855$21.67M$0—-$21.67M
D.R. Horton, Inc.(DHI)44,0000-44,000$7.46M$0—-$7.46M
Duolingo, Inc.CL A(DUOL)22,2000-22,200$7.14M$0—-$7.14M
Floor & Decor Holdings, Inc.CL A(FND)30,0000-30,000$2.21M$0—-$2.21M
GE Vernova Inc.(GEV)42,4390-42,439$26.10M$0—-$26.10M
Generac Holdings Inc.(GNRC)31,0000-31,000$5.19M$0—-$5.19M
Glaukos Corporation(GKOS)212,4000-212,400$17.32M$0—-$17.32M
Heartflow, Inc.(HTFL)69,0000-69,000$2.32M$0—-$2.32M
Inspire Medical Systems, Inc.(INSP)187,6000-187,600$13.92M$0—-$13.92M
International Business Machines Corporation(IBM)2,7080-2,708$764.1K$0—-$764.1K
Kymera Therapeutics, Inc.(KYMR)81,3000-81,300$4.60M$0—-$4.60M
Martin Marietta Materials, Inc.(MLM)68,4830-68,483$43.16M$0—-$43.16M
Meta Platforms, Inc.CL A(META)35,5000-35,500$26.07M$0—-$26.07M
Microsoft Corporation(MSFT)165,0000-165,000$85.46M$0—-$85.46M
Mineralys Therapeutics, Inc.(MLYS)174,0000-174,000$6.60M$0—-$6.60M
Natera, Inc.(NTRA)46,4970-46,497$7.48M$0—-$7.48M
National Vision Holdings, Inc.(EYE)301,0000-301,000$8.79M$0—-$8.79M
Nebius Group N.V.CL A(NBIS)179,8800-179,880$20.20M$0—-$20.20M
Netskope, Inc.CL A(NTSK)114,0000-114,000$2.59M$0—-$2.59M
NVIDIA Corporation(NVDA)73,9000-73,900$13.79M$0—-$13.79M
Roblox CorporationCL A(RBLX)142,5000-142,500$19.74M$0—-$19.74M
RxSight, Inc.(RXST)354,9070-354,907$3.19M$0—-$3.19M
SiriusPoint Ltd.(SPNT)260,0000-260,000$4.70M$0—-$4.70M
Spotify Technology S.A.SHS(SPOT)62,8700-62,870$43.88M$0—-$43.88M
STAAR Surgical Company(STAA)16,4000-16,400$440.7K$0—-$440.7K
uniQure N.V.SHS(QURE)90,0000-90,000$5.25M$0—-$5.25M
Unity Software Inc.(U)80,0000-80,000$3.20M$0—-$3.20M
Verona Pharma PlcADS176,0000-176,000$18.78M$0—-$18.78M
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Atika Capital Management LLC — 13F Holdings — Q4 2025 | TickerTrail